then, their mother, first lady michelle obama. >> mrs. michelle obama. >> reporter: to thunderous applause, ushering in a new term and those new bangs. the first lady tweeting, "blessed to be joining so many of my fellow americans gathered to watch the inauguration." and then, the president, walking toward that archway, about to see the hundreds of thousands gathered on the national mall. >> the president of the united states, barack h. obama. >> reporter: the president emerging, flashing his giant smile, but soon, wiping away a tear, during a stirring performance by the brooklyn tabernacle choir. ♪ his truth is marching on >> reporter: and then all eyes on the president and chief justin john roberts, who flubbed his words four years ago, triggering a second swearing in. this time, the president's hand on two bibles, president lincoln's and dr. martin luther king's, and this time, it was the president who seemed to swallow a word. >> the office of president of the united states. >> and will to the best of my ability. >> reporter: and th